Home / 9,449,321.20-13,012,610.56-8,208,365.00

Finding the Fourth Proportional to 9,449,321.20, 13,012,610.56 and 8,208,365.00

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Solution

The fourth proportional to 9,449,321.20, 13,012,610.56 and 8,208,365.00 is: 11,303,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449,321.20 : 13,012,610.56 = 8,208,365.00 : x
  2. Step 2: Convert to fraction form
    9,449,321.20/13,012,610.56 = 8,208,365.00/x
  3. Step 3: Cross multiply
    9,449,321.20x = 13,012,610.56 × 8,208,365.00
  4. Step 4: Simplify right side
    9,449,321.20x = 106,812,257,122,126.38
  5. Step 5: Solve for x
    x = 106,812,257,122,126.38/9,449,321.20
  6. Step 6: Final answer
    x = 11,303,696.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.